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1. Addition using a number line
2. Addition using partitioning
3. Addition using the expanded method
4. Formal column addition
5. Subtraction by counting on using a number line
6. Column subtraction
7. Multiplication by partitioning
8. Multiplication using the grid method
9. Short multiplication
10. Short multiplication with carrying
11. Short division with decimals
12. Division using the chunking method
13. Short division (remainders as fractions)
14. Short division with decimal remainders
15. Long division